Remote Control: Wifi circuit breakers make all your home appliances smart. As long as you download the free app eWeLink on your iOS or Android phone. You can turn the appliance on or off remotely anytime, anywhere. Only support 2.4 Ghz WiFi. Compatible with Alexa, google home, IFTTT. Intelligent Life and Home Security Protection: Function: switch on/ switch off/ timer schedual/ smart scene. Protection: overload protection , short-circuit protection , isolating protection. (Rated voltage: AC 400V; Control level voltage: AC 220V.) Professional EMC Test: Experienced rapid transient burst immunity test, surge test, electrostatic discharge test, etc.The product remains intact. Built-in anti-jamming chip to enhance the stable transmission and reception of WIFI signals, to prevent clutter interference. Durable and Long Working Life: Improve the performance of opening and closing, prevent overheating and aging, and prolong service life. The product organization still maintains good operation after experiencing 10,000 operations per hour of 120 closing cycles. Application Scenario: Island power supply, tower equipment, outdoor lighting, house power supply, field engineering, mountain facilities, street lighting control.